4. Procedure
_________
(Ref. Fig. 401/TASK 33-26-11-991-001) Subtask 33-26-11-420-050
A. Installation of the Lavatory Door Microswitch
(1)
Install the microswitch (4) on the angle support (6) with the screws (3).
(2)
Remove the blanking caps and connect the electrical connectors (5) to the microswitch (4).
(3)
Install the angle support (6) with the microswitch (4) into the door frame (2).
(4) Install the screws (7) and tighten them. Subtask 33-26-11-860-051
B. Preparation for Test. WARNING : MAKE SURE THAT ALL THE CIRCUITS IN MAINTENANCE ARE ISOLATED
_______ BEFORE YOU SUPPLY ELECTRICAL POWER TO THE AIRCRAFT.
(1) Energize the aircraft electrical circuits (Ref. TASK 24-41-00-861-002).
Subtask 33-26-11-865-052
C. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1LQ, 1WJ, 11WJ.
Subtask 33-26-11-860-050
D. Energize the Cabin Intercommunication Data System (CIDS) (Ref. TASK 23-73-00-861-001).
1EFF : ALL 1 33-26-11Page 407 1 1 Aug 01/05R 1 1 1CES 1
Subtask 33-26-11-710-050
E. Test of the Lavatroy Door Microswitch.
(1) Do this test.
-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
1. On the forward attendant panel On the forward attendant panel 120RH: 120RH:
-push the POWER LAV membrane - the green POWER LAV integral light in switch. the membrane switch comes on.
In the lavatory:
-the lavatory lighting is dim.
2. In the lavatory:
-close and lock the lavatory - the lavatory lighting becomes bright. door.
-unlock the lavatory door. - the lavatory lighting becomes dim.
3. On the forward attendant panel In all lavatories: 120RH:
-push the POWER LAV membrane - the lighting in all the lavatories switch. goes off.
5. Close-up
________ Subtask 33-26-11-860-052
A. Put the aircraft back to the serviceable condition.
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
De-energize the CIDS system (Ref. TASK 23-73-00-862-001).
(3)
De-energize the aircraft electrical circuits (Ref. TASK 24-41-00-862-002).
1EFF : ALL 1 33-26-11Page 408 1 1 Aug 01/05R 1 1 1CES 1
SIGN - LAVATORY OCCUPIED - REMOVAL/INSTALLATION
_______________________________________________
TASK 33-26-23-000-001
Removal of the Lavatory Occupied Signs (WJ)
WARNING : MAKE SURE THAT ALL THE CIRCUITS IN MAINTENANCE ARE ISOLATED BEFORE
_______
YOU SUPPLY ELECTRICAL POWER TO THE AIRCRAFT.
NOTE : The procedure is the same for all lavatory occupied signs.
____
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
-------------------------------------------------------------------------------
No specific circuit breaker(s) safety clip(s)
No specific stepladder 1 m (3 ft. 3 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
R **ON A/C 001-049, 051-099, 101-105, 201-210,
33-26-23-991-001 Fig. 401 R **ON A/C 106-149, 151-199, 211-299,
33-26-23-991-001-B Fig. 401A
**ON A/C 301-399,
33-26-23-991-001-C Fig. 401B
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
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